5. In a study of the effect of fatigue on performance of simple tasks, volunteers were instructed to perform a data entry task as rapidly and as accurately as possible. The number of errors committed during four 15-minute time periods was recorded: First 15 Minutes Second 15 Minutes Third 15 Minutes Fourth 15 Minutes Person 1 4 2 8. 10 2 5 12 10 3 11 11 14 20 4 16 18 15 23 4 11 17 Did fatigue influence performance? Use the HSD test to make all pairwise comparisons after a significant F ratio.
5. In a study of the effect of fatigue on performance of simple tasks, volunteers were instructed to perform a data entry task as rapidly and as accurately as possible. The number of errors committed during four 15-minute time periods was recorded: First 15 Minutes Second 15 Minutes Third 15 Minutes Fourth 15 Minutes Person 1 4 2 8. 10 2 5 12 10 3 11 11 14 20 4 16 18 15 23 4 11 17 Did fatigue influence performance? Use the HSD test to make all pairwise comparisons after a significant F ratio.
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section: Chapter Questions
Problem 8CR
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![5. In a study of the effect of fatigue on performance of simple tasks, volunteers
were instructed to perform a data entry task as rapidly and as accurately as
possible. The number of errors committed during four 15-minute time periods
was recorded:
First
15 Minutes
Second
15 Minutes
Third
15 Minutes
Fourth
15 Minutes
Person
1
4
2
8.
10
2
5
12
10
3
11
11
14
20
4
16
18
15
23
4
11
17
Did fatigue influence performance? Use the HSD test to make all pairwise
comparisons after a significant F ratio.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F015288fb-fa3c-4722-a233-d4e72a6a16c9%2Fba19b879-6e9f-4988-bced-87a2472c8e8d%2F6kcn3a8_processed.png&w=3840&q=75)
Transcribed Image Text:5. In a study of the effect of fatigue on performance of simple tasks, volunteers
were instructed to perform a data entry task as rapidly and as accurately as
possible. The number of errors committed during four 15-minute time periods
was recorded:
First
15 Minutes
Second
15 Minutes
Third
15 Minutes
Fourth
15 Minutes
Person
1
4
2
8.
10
2
5
12
10
3
11
11
14
20
4
16
18
15
23
4
11
17
Did fatigue influence performance? Use the HSD test to make all pairwise
comparisons after a significant F ratio.
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